Re: [Xen-users] xen memory bug important

[Wei Liu <wei.liu2@xxxxxxxxxx>]

Thanks for the report.

In fact this issue is being discussed on Xen-devel.

Jacek (and for anyone who's interested): look for 

  [BUG 1747]Guest could't find bootable device with memory more than 3600M

on Xen-devel archive.


Wei.

On Sat, Jun 15, 2013 at 07:01:38PM -0600, jacek burghardt wrote:
> I believe that xen has memory bug with qemu upstream. When i assign more
> than 3.5 GB of ram I get an error message that system cant read boot disk.
> host                   : localhost
> release                : 3.9.5-1-xen
> version                : #1 SMP Sat Jun 8 21:26:23 MDT 2013
> machine                : x86_64
> nr_cpus                : 8
> max_cpu_id             : 7
> nr_nodes               : 1
> cores_per_socket       : 4
> threads_per_core       : 1
> cpu_mhz                : 1995
> hw_caps                :
> bfebfbff:20100800:00000000:00000900:0004e33d:00000000:00000001:00000000
> virt_caps              : hvm
> total_memory           : 16383
> free_memory            : 933
> sharing_freed_memory   : 0
> sharing_used_memory    : 0
> outstanding_claims     : 0
> free_cpus              : 0
> xen_major              : 4
> xen_minor              : 3
> xen_extra              : -unstable
> xen_caps               : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32
> hvm-3.0-x86_32p hvm-3.0-x86_64
> xen_scheduler          : credit
> xen_pagesize           : 4096
> platform_params        : virt_start=0xffff800000000000
> xen_changeset          : Wed Jun 12 17:27:08 2013 +0200 git:fd0b066-dirty
> xen_commandline        : dom0_mem=1024M,max:1024M loglvl=all
> guest_loglvl=all elevator=noop
> cc_compiler            : gcc (GCC) 4.8.1
> cc_compile_by          : root
> cc_compile_domain      : hebe.us
> cc_compile_date        : Thu Jun 13 11:44:39 MDT 2013
> xend_config_format     : 4

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